Content - 3132f0745de5db3c3da3e7321c908dd3799416a6 - e35d2da/tutorial/clock.h

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Tip revision: 93ac5af4cb344283b87999dc0d334b6e08f5a80f authored by Shoaib Kamil on 19 May 2020, 16:31:33 UTC
Avoid the problem we were trying to avoid in the first place

Tip revision: 93ac5af

clock.h

#ifndef HALIDE_TUTORIAL_CLOCK_H
#define HALIDE_TUTORIAL_CLOCK_H

// A current_time function for use in the tests.  Returns time in
// milliseconds.

#include "halide_benchmark.h"

inline double current_time() {
    static auto start_time = Halide::Tools::benchmark_now().time_since_epoch();

    auto now = Halide::Tools::benchmark_now().time_since_epoch() - start_time;
    return std::chrono::duration_cast<std::chrono::microseconds>(now).count() / 1e3;
}

#endif  // HALIDE_TUTORIAL_CLOCK_H

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